Gold, blue and purple cloths are sold in 10 cm, 20 cm and 50 cm long respectively. Archie wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
- gold cloth
- blue cloth
- purple cloth
(a)
LCM of 10, 20 and 50 is 100.
Number of rolls for gold cloth
= 100 ÷ 10
= 10
(b)
Number of rolls for blue cloth
= 100 ÷ 20
= 5
(c)
Number of rolls for purple cloth
= 100 ÷ 50
= 2
Answer(s): (a) 10; (b) 5; (c) 2